Nema 34 Bipolar Stepper Motor 86×86×69mm 4.0A for CNC Engraving Machine
NEMA 34 motors feature a larger volume and heavier rotor, delivering higher torque without sacrificing speed.
Ideal for applications requiring substantial starting and operating torque, such as heavy machinery and automation equipment.
Key Features
- Bipolar or unipolar versions available
- Ten-year warranty for confident purchasing
- Customized services and contract-based production
- 12 years of industry experience serving over 800 customers
- Exceptional torque and precision performance
Dimensions
Motor Specifications
| Step Angle | 1.8° |
| Frame Size | 86 mm |
| Number of Phase | 3 Phase |
| Rated Current | 4.0 A |
| Holding Torque | 4.0 N.m |
| Resistance | 1.1 ohm |
| Inductance | 8.5 mH |
| Rotor Inertia | 1000 g-cm² |
| Motor Weight | 1.9 kg |
| Number of Leads | 4 |
| Connection | Bipolar |
Operating Specifications
| Step Angle | 1.8° |
| Maximum Temperature | 80°C maximum |
| Ambient Temperature | -20°C to 50°C |
| Storage Temperature | -20°C to 100°C |
| Humidity Range | 85% or less, non-condensing |
| Magnet Wire Insulation | Class B 130°C |
| Insulation Resistance | 100M Ohm at 500 VDC |
| Dielectric Strength | 500 VDC for 1 min |
Available Models
| Model |
Holding Torque |
Step Angle |
Length |
Shaft Type |
Rated Current |
| 86SHD4003-32 | 4.0 N.m | 1.8° | 69mm | Key Shaft-32mm | 4.0A |
| 86SHD4101-32 | 4.5 N.m | 1.8° | 76mm | Key Shaft-32mm | 4.0A |
| 86SHD4201-37 | 5.6 N.m | 1.8° | 98mm | Key Shaft-37mm | 4.0A |
| 86SHD4314-37 | 6.8 N.m | 1.8° | 112mm | Key Shaft-37mm | 5.0A |
| 86SHD4404-37 | 8.0 N.m | 1.8° | 127mm | Key Shaft-37mm | 5.0A |
| 86SHD4505-37 | 12.0 N.m | 1.8° | 150mm | Key Shaft-37mm | 5.5A |
Custom Motor Solutions
If our standard motors don't meet your requirements, we can customize motors to your exact specifications.
Customization options include special shafts, winding parameters, installation dimensions, specialized lead wires, connectors, and more.
Available Options
Encoder
Brake
Gearbox
Shaft
Please click the "Get a quote" button below to discuss your specific requirements with our engineering team.